Graco 16N661 Operation - Repair - Parts page 27

Troubleshooting
Problem
Spray pattern is too narrow:
ti15523a
Spray pattern is too wide:
ti15527a
ti15527a
Spray pattern "spits" at the end or
beginning:
ti15525a ti15525a
Spray tip continues to drip or ooze
material after trigger is released:
ti15552a
3A2854A
Sprayer is too close to target surface.
Incorrect spray tip for application of material.
Spray tip is worn or damaged.
ti15523a
Sprayer is too far away from target surface.
Incorrect spray tip for application of material.
Excess material has accumulated on spray
tip/guard assembly.
Spray tip filter is partially clogged or damaged.
Spray tip/guard assembly not threaded completely
onto sprayer.
Seat is worn.
Needle assembly is worn out.
Spray tip filter is partially clogged or damaged.
Spray tip/guard assembly not threaded completely
onto sprayer.
Seat is worn.
Cause Solution
Move sprayer away from surface 10 in. (25 cm)
See Reversible Spray Tip Selection Chart, page 12.
Replace spray tip. See Install Spray Tip/Guard
Assembly, page 13.
Move sprayer closer to surface.
See Reversible Spray Tip Selection Chart, page 12.
See Shutdown and Cleaning, page 15.
Clean or replace spray tip filter. See page 14.
See Install Spray Tip/Guard Assembly, page 13.
Replace spray tip.
Replace needle assembly.
Clean or replace spray tip filter. See page 14.
See Install Spray Tip/Guard Assembly, page 13.
Replace spray tip/guard assembly.
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